76c0fea917bcfdec6d57d1f4efc89dea7eadc6f2d02cfd0c3bef0f68284b1c7d

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
01/09/2024, 15:33

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General

Target

me/vagdedes/spartan/a/a/a/b/b$a.class
Size

1KB
MD5

9bb4fea8ad3b48efcf0e1cb747bef246
SHA1

dd7bfa5cd0815f6e83caa67c9f07f1d972236417
SHA256

036b169680526f86592782ba09fa16381259b2cb79f8cc63495ae9cb42f054da
SHA512

b1d400d802b3689eda4057d7cd98769f8921d58335e16238357b16bfd127db5b9de04ecfb1deca7c963b4a49d19e1f20893ded4b5d4c37d334a55f01d95f3ae7

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\class_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\.class	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\class_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\class_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\class_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\class_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\.class\ = "class_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\class_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2824	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2824	AcroRd32.exe
2824	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 2252	2368	cmd.exe	32
PID 2368 wrote to memory of 2252	2368	cmd.exe	32
PID 2368 wrote to memory of 2252	2368	cmd.exe	32
PID 2252 wrote to memory of 2824	2252	rundll32.exe	33
PID 2252 wrote to memory of 2824	2252	rundll32.exe	33
PID 2252 wrote to memory of 2824	2252	rundll32.exe	33
PID 2252 wrote to memory of 2824	2252	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\me\vagdedes\spartan\a\a\a\b\b$a.class
1⤵
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\me\vagdedes\spartan\a\a\a\b\b$a.class
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2252
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\me\vagdedes\spartan\a\a\a\b\b$a.class"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2824

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
01270ccdefcdf95616010892ee320c39

SHA1
c2040564bff212618c20d589786e5617010167dc

SHA256
00f78bd2d036447d87aca367082c0dec09ed82b83a46f8103a5010c910e81f5d

SHA512
7a1d141c16e0fd6eaa713899137bc5e38011761090ca78c007bb2b4603c94e9c29c645e12151bd802af1c65f7159541dfb5f6405fef40f755f2d82956d9a3c75

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